Like.com clicks grew 9.5X

In his "life of a startup" blog, recognizing Devon, Munjal Shah, CEO of Like.com talks about how they have used A/B testing to figure out the various levers that are driving clicks to advertisers at Like.com.
According to the post, Like.com is driving 9.5x as many clicks now since the beginning of the year.  The big question is what is the base?

I also noticed they have a Mother's day buyer's guide up.